ADP2114 Analog Devices, ADP2114 Datasheet - Page 11

• Manufacturer Part Number: ADP2114
• Description: Configurable, Dual 2 A/Single 4 A, Synchronous Step-Down DC-to-DC Regulator
• Manufacturer: Analog Devices

1300
1280
1260
1240
1220
1200
1180
1160
1140
1120
1100
Figure 22. Switching Frequency vs. Input Voltage, f
Figure 20. Switching Frequency vs. Temperature, f
Figure 21. Switching Frequency vs. Temperature, f
330
320
310
300
290
280
270
660
640
620
600
580
560
540
–50
–50
2.5
–25
–25
3.0
0
0
3.5
V
TEMPERATURE (°C)
V
TEMPERATURE (°C)
V
V
IN
IN
IN
IN
= 2.75V
= 2.75V
= 5.5V
25
= 5.5V
25
V
IN
4.0
(V)
50
50
4.5
75
75
SW
SW
SW
5.0
100
100
= 300 kHz
= 600 kHz
= 1.2 MHz
125
125
5.5
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1300
1280
1260
1240
1220
1200
1180
1160
1140
1120
1100
Figure 25. Switching Frequency vs. Temperature, f
2.0
1.9
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
2.8
2.7
2.6
2.5
2.4
2.3
–50
–50
–50
Figure 23. Enable/Disable Threshold vs. Temperature
Figure 24. UVLO Threshold vs. Temperature
–25
–25
–25
ENABLE; V
ENABLE; V
DISABLE; V
DISABLE; V
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
25
25
25
IN
IN
IN
IN
V
= 5.5V
= 2.75V
V
= 5.5V
= 2.75V
DD
V
DD
IN
V
FALLING
IN
= 2.75 V
RISING
50
50
50
= 5.5 V
75
75
75
SW
100
100
100
= 1.2 MHz
ADP2114
125
125
125